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Biol 320 Exam 2025 | Updated Questions and Correct Answers | Already Graded A+ | Verified, Exams of Biology

The "Biol 320 Exam 2025" document offers a comprehensive set of updated questions and answers for students preparing for their biology exams. This resource is particularly valuable as it contains verified, correct answers that have already been graded with an A+ rating, ensuring accuracy and reliability for students aiming for top marks. The exam covers a wide range of topics within the biological sciences, making it a versatile study aid. Key topics include neurological rhythms, where students learn that alpha waves are observed when a subject is awake and relaxed with closed eyes. It also addresses the body's response to stress, highlighting cortisol's role in glucose conservation and gluconeogenesis initiation. Anatomy is another focal point, with questions about the nerve passing down the radial groove of the humerus and cardiac cycle phases such as the P-wave, T-complex, and QRS-wave.

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Biol 320 Exam 2025 | Updated Questions and Correct
Answers | Already Graded A+ | Verified Answers | Just
Released
Which brain rhythm would you expect to see when a subject is awake with their
eyes closed and relaxed both in body and thought
Delta waves
Gamma waves
Epsilon waves
Beta waves
Alpha waves ---------CORRECT ANSWER-----------------Alpha waves
Produced as a response to stress _______ drives the resistance reaction to stress
which includes glucose conservation and initiation of gluconeogenesis.
Testosterone
Cortisol
Thyroid Hormones
Oxytocin
Growth hormone ---------CORRECT ANSWER-----------------Cortisol
Which nerve passes down the radial groove of the humerus bone?
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pf1c
pf1d
pf1e
pf1f
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pf22
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pf25
pf26
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pf29
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pf2b
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Download Biol 320 Exam 2025 | Updated Questions and Correct Answers | Already Graded A+ | Verified and more Exams Biology in PDF only on Docsity!

Biol 320 Exam 2025 | Updated Questions and Correct

Answers | Already Graded A+ | Verified Answers | Just

Released

Which brain rhythm would you expect to see when a subject is awake with their eyes closed and relaxed both in body and thought Delta waves Gamma waves Epsilon waves Beta waves Alpha waves ---------CORRECT ANSWER-----------------Alpha waves Produced as a response to stress _______ drives the resistance reaction to stress which includes glucose conservation and initiation of gluconeogenesis. Testosterone Cortisol Thyroid Hormones Oxytocin Growth hormone ---------CORRECT ANSWER-----------------Cortisol Which nerve passes down the radial groove of the humerus bone?

Ulnar nerve Musculocutaneous nerve Radial nerve Median nerve Axillary nerve ---------CORRECT ANSWER-----------------Radial Nerve Cortisol drives a long term resistance reaction to stress during which energy stores are mobilized and gluconeogenesis occurs. Another longterm resistance reaction to stress, driven by the hormone ____, is the conservation of salts and water Epinephrine Estrogen Melatonin Aldosterone Parathyroid hormone Thyrostimulin ---------CORRECT ANSWER-----------------Aldosterone The blood smear shows clear ___, so the leukocyte that will be most abundant are ______. trypanosomiasis; eosinophils to fight this parasitic infection

subscapular artery; axillary artery common carrotid artery; brachiocephalic artery ---------CORRECT ANSWER-----------------right subclavian artery; brachiocephalic artery In what direction does this muscle pull the eye? Obliquely Superiorly or cranially Medially so that it abducts the eye Laterally so that it adducts the eye Laterally so that it abducts the eye Medially so that it adducts the eye Inferiorly or caudally ---------CORRECT ANSWER-----------------Laterally so that it abducts the eye Identify the nerves indicated by the arrows. P. Cervical nerve 2; Q. Cervical nerve 1 P. Hypoglossal nerve XII Motor; Q. Cervical nerve 2

P. Cervical nerve 1; Q. Cervical nerve 2 P. Hypoglossal nerve XII Both; Q. Cervical nerve 1 P. Hypoglossal nerve XII Sensory; Q. Cervical nerve 3 ---------CORRECT ANSWER----- ------------P. Hypoglossal nerve XII Motor; Q. Cervical nerve 2 If you suffer from carpal tunnel syndrome, what nerve is likely to be compressed or damaged? Radial nerve Median nerve Axillary nerve Ulnar nerve Musculocutaneous nerve ---------CORRECT ANSWER-----------------Median nerve The mitral valve is indicated by the letter __. Two chambers of the heart it connects are the ____. A; left atrium and the left ventricle D; right atrium and the right ventricle A; right atrium and the right ventricle D; left atrium and the left ventricle C; left atrium and the right atrium ---------CORRECT ANSWER-----------------D; left atrium and the left ventricle

Voluntary and Involuntary; Epinephrine and Cortisol Voluntary; Cortisol ---------CORRECT ANSWER-----------------Voluntary; Epinephrine What nerve is this and what area does it innervate? Medial cutaneous nerve; Sensation to the medial thigh Obturator nerve; Sensation to the medial thigh Femoral nerve; Rectus femoris, vastus medialis, vastus lateralis, and vastus intermedialis muscles Lateral cutaneous nerve; Sensation to the lateral thigh Saphenous nerve; Medial leg and foot ---------CORRECT ANSWER----------------- Saphenous nerve; Medial leg and foot ____________ pressure is the peak pressure during the cardiac cycle, whereas _____________ pressure is when pressure is lower and the ventricles of the heart are relaxed. Diastolic; diastolic Systolic; systolic Diastolic; systolic Systolic; diastolic The dicrotic notch; passive filling End diastolic volume; end systolic volume ---------CORRECT ANSWER----------------- Systolic; diastolic

Please identify the indicated structures. 1: Frontal branch of the ophthalmic nerve V1, (a branch of the trigeminal nerve V, both) 2: Superior rectus muscle 1: Frontal branch of the ophthalmic nerve V1, (a branch of the trigeminal nerve V, both) 2: Lateral rectus muscle 1: Lacrimal branch of the ophthalmic nerve V1, (a branch of the trigeminal nerve V, both) 2: Lateral rectus muscle 1: Lacrimal branch of the ophthalmic nerve V1, (a branch of the trigeminal nerve V, both) 2: Superior rectus muscle 1: Branch of oculomotor nerve III, motor; 2: Lateral rectus muscle 1: Branch of oculomotor nerve III, motor; 2: Inferior rectus muscle ---------CORRECT ANSWER-----------------1: Lacrimal branch of the ophthalmic nerve V1, (a branch of the trigeminal nerve V, both) 2: Lateral rectus muscle

Y= Z-lines X= Heart murmur; Y= Intercalated discs X= Arrhythmia; Y= Interchealated lines X= Arrhythmia; Y= Intercalated discs X= Heart murmur; Y= Interchealated lines X= Heart murmur; Y= Z-lines ---------CORRECT ANSWER-----------------X= Arrhythmia; Y= Intercalated discs Label each step of the following cardiac cycle. A: P-wave; B: T-Complex; C: QRS-Wave

A: P-wave; B: QRS Complex; C: T-Wave A: T-wave; B: QRS Complex; C: P-Wave A: QRS-wave; B: P-Complex; C: T-Wave A: P-wave; B: QRST Complex; C: W-Wave ---------CORRECT ANSWER-----------------A: P-wave; B: QRS Complex; C: T-Wave x) identify the indicated wave y) to what electrical event in the heart does this wave correspond? z) what mechanical event in the heart results from this wave?

Z= Ventricular Relaxation This is the ___. If it's damaged a person will have ____. vagus nerve XI (motor); difficulty swallowing and hoarseness (dysphonia) hypoglossal nerve XII (motor); difficulty speaking and eating vagus nerve X (both); difficulty swallowing and hoarseness (dysphonia) spinal accessory nerve XII (motor); difficulty rotating their head or shrugging their shoulders hypoglossal nerve XI (motor); difficulty speaking and eating spinal accessory nerve XI (motor); difficulty rotating their head or shrugging their shoulders ---------CORRECT ANSWER-----------------spinal accessory nerve XI (motor); difficulty rotating their head or shrugging their shoulders When your brain is engaged in identifying colors, location objects in the environment, or simple vision, which lobe of the brain is active? Parietal lobe Brain stem Cerebellum Temporal lobe Occipital lobe ---------CORRECT ANSWER-----------------Occipital lobe

When are the waves indicated at letter N typically seen? When someone is awake and alert REM sleep Non-REM stages 1-3 sleep Non-REM stage 4 sleep None of the above ---------CORRECT ANSWER-----------------Non-REM stages 1- 3 sleep These are _____. They ____. the iris; alter the shape of the pupil for proper focus on the retina ciliary bodies (or ciliary muscles); alter the shape of the iris for proper focus on the retina ciliary bodies (or ciliary muscles); alter the shape of the lens for proper focus on the retina the cornea; alter the direction light rays for proper focus on the retina and protect the eye the iris;

bulge, remain unchanged in shape ---------CORRECT ANSWER-----------------bulge; constrict a. identify the muscle b. identify the nerve A: Superior Oblique Muscle B: Frontal Branch of Ophthalmic V A: Superior Rectus Muscle B: Frontal Branch of Ophthalmic V A: Inferior Oblique Muscle B: Branch of Oculomotor Nerve III Motor A: Levator Palpabrae Superioris Muscle B: Supraorbital Nerve A: Superior Rectus Muscle B: Lacrimal Branch of Ophthalmic V

A: Levator Palpabrae Superioris Muscle B: Frontal Branch of Ophthalmic V1 ---------CORRECT ANSWER-----------------A: Superior Oblique Muscle B: Frontal Branch of Ophthalmic V An adrenal medulla (chromaffin cell) tumor produced many symptoms including excessive sweating. What product would this tumor produce in abundance that would cause this excessive sweating? What organ would be the target of this abdundant tumor product to produce this excessive sweating? Dopamine; Brain Histamines; Stomach Melatonin; Skin Epinephrine; Skin Acetylcholine; Skin ---------CORRECT ANSWER-----------------Epinephrine; Skin During which time period would you expect to achieve end-diastolic volume (EDV)? Following the muscular contraction produced by depolarization of the ventricle

X= Aortic and Pulmonary Semilunar valves Y= Lub (or Lup) X= Bicuspid (Mitral) and Tricuspid Atrioventricular valves Y= Dub (or Dup) X= Aortic and Pulmonorespiratory Atrioventricular valves Y= Lub (or Lup) X= Bicuspid (Mitral) and Monocuspid Semilunar valves Y= Dub (or Dup) X= Bicuspid (Mitral) and Tricuspid Atrioventricular valves Y= Lub (or Lup) ---------CORRECT ANSWER-----------------X= Bicuspid (Mitral) and Tricuspid Atrioventricular valves Y= Lub (or Lup) Please identify the indicated structures. 1: Lateral rectus muscle; 2: Trochlea 1: Medial rectus muscle;

2: Superior oblique ligament 1: Levator palpebrae superioris muscle; 2: Superior oblique ligament 1: Superior rectus muscle; 2: Trochlea 1: Levator palpebrae superioris muscle; 2: Trochlea 1: Superior rectus muscle; 2: Superior oblique ligament ---------CORRECT ANSWER-----------------1: Superior rectus muscle; 2: Trochlea Which part of the heart's contraction phase occurs with the indicated are on the graph? The Wigger's phase Isovolumetric relaxation phase Ventricular filling Ventricular ejection phase Isovolumetric contraction phase