Question 1

Which structure in the neuron model is primarily responsible for transmitting electrical impulses away from the cell body?

Accepted Answer

Axon

Question 2

During a sheep brain dissection, you observe a structure that connects the two cerebral hemispheres. What is this structure called, and what is its primary function?

Accepted Answer

Corpus callosum; facilitates communication between hemispheres

Question 3

Which layer of the meninges is directly attached to the surface of the brain and contains many blood vessels?

Accepted Answer

Pia mater

Question 4

A patient is unable to smell after a head injury. Which cranial nerve is most likely damaged?

Accepted Answer

Cranial Nerve I (Olfactory nerve)

Question 5

Which hormone is released by the pineal gland and is involved in regulating sleep cycles?

Accepted Answer

Melatonin

Question 6

If the myelin sheath of a neuron is damaged, which of the following is most likely to occur?

Accepted Answer

Slower transmission of nerve impulses

Question 7

Which part of the brainstem is responsible for regulating vital functions such as heart rate and breathing?

Accepted Answer

Medulla oblongata

Question 8

A person is experiencing increased blood glucose levels during a stressful event. Which hormone is most likely responsible for this change?

Accepted Answer

Cortisol

Question 9

Which equation best represents the relationship between the speed of nerve impulse conduction ($$v$$), axon diameter ($$d$$), and myelination ($$m) in a $$simplified model?

Accepted Answer

$$v = d 	imes m$$

Question 10

Which gland is considered the 'master gland' of the endocrine system and why?

Accepted Answer

Pituitary gland; it controls other endocrine glands

Question 11

A patient with damage to the frontal lobe may experience difficulty with which of the following?

Accepted Answer

Decision making and problem solving

Question 12

Which hormone is released by the posterior pituitary and increases water reabsorption in the kidneys?

Accepted Answer

Antidiuretic hormone (ADH)

Question 13

Which structure in the cerebellum is composed of white matter and is essential for coordinating movement?

Accepted Answer

Arbor vitae

Question 14

Which of the following best describes the function of the thalamus?

Accepted Answer

Relays sensory information to the cerebral cortex

Question 15

A patient is unable to produce milk after childbirth. Which hormone deficiency is most likely responsible?

Accepted Answer

Prolactin

Question 16

Which equation represents the effect of insulin ($$I) on $$blood glucose concentration ($$G) $$after a meal?

Accepted Answer

$$G_{final} = G_{initial} - I$$

Question 17

Which structure protects the brain from harmful substances in the blood?

Accepted Answer

Blood-brain barrier

Question 18

Which hormone is released by the adrenal gland during the 'fight or flight' response?

Accepted Answer

Adrenaline (epinephrine)

Question 19

Which part of the neuron is responsible for receiving signals from other neurons?

Accepted Answer

Dendrites

Question 20

A patient with damage to the occipital lobe would most likely experience problems with which function?

Accepted Answer

Vision

Lab Notes Chapter 7: Nervous System & Chapter 9: Endocrine System

스터디 가이드 - 연습 문제

학습 가이드 - 플래시카드