$$30 \times 10^9$ \times 10^4$ = 3 \times 10$$^{14}$$

Question 1

Which brain structure is primarily responsible for regulating automatic survival functions such as heart rate and breathing?

Accepted Answer

Medulla

Question 2

Damage to which area of the brain is most likely to result in loss of the ability to form new long-term memories, as seen in patient HM?

Accepted Answer

Hippocampus

Question 3

The reticular formation is involved in which of the following functions?

Accepted Answer

Controlling arousal and consciousness

Question 4

Which lobe of the cerebral cortex is primarily responsible for executive functions such as judgment, planning, and reasoning?

Accepted Answer

Frontal lobe

Question 5

A patient with Broca’s aphasia would most likely have difficulty with which of the following?

Accepted Answer

Producing speech

Question 6

Which brain structure acts as the sensory control center, processing all senses except smell?

Accepted Answer

Thalamus

Question 7

The limbic system is most closely associated with which set of functions?

Accepted Answer

Emotion, motivation, and memory

Question 8

Which area of the brain is involved in spatial memory and navigation, and is one of the first affected by Alzheimer’s disease?

Accepted Answer

Hippocampus

Question 9

The corpus callosum is best described as:

Accepted Answer

A band of neural fibers connecting the two hemispheres of the brain

Question 10

Which brain imaging technique uses magnetic fields and radiofrequency pulses to produce detailed images of soft tissues?

Accepted Answer

MRI

Question 11

A person who has difficulty recognizing faces, including their own, is most likely suffering from:

Accepted Answer

Prosopagnosia

Question 12

Which equation best represents the number of connections in the cerebral cortex, given 30 billion nerve cells each making 10,000 contacts?

Accepted Answer

$$30 	imes 10^9$ 	imes 10^4$ = 3 	imes 10$$^{14}$$

Question 13

Which brain structure is most affected by alcohol, leading to impaired coordination and balance?

Accepted Answer

Cerebellum

Question 14

Which of the following is NOT a function of the hypothalamus?

Accepted Answer

Processing visual information

Question 15

If a patient has damage to the ventromedial hypothalamus, what is the most likely behavioral outcome?

Accepted Answer

They will never feel full

Question 16

Which brain imaging method is most precise for measuring blood flow and oxygen use within the brain?

Accepted Answer

fMRI

Question 17

Which case study provided insight into the role of the frontal lobe in personality and moral judgment?

Accepted Answer

Phineas Gage

Question 18

Which lobe of the brain is primarily responsible for processing visual information?

Accepted Answer

Occipital lobe

Question 19

Which area of the brain is involved in registering and processing body touch and movement sensations?

Accepted Answer

Somatosensory cortex

Question 20

Which statement best describes neuroplasticity?

Accepted Answer

The brain’s ability to change by reorganizing after damage or by building new pathways based on experience

The Biological Basis of Behavior: Brain Structure and Function

Study Guide - Practice Questions