BIOD 331 Homework Questions for Chapter 1 FALL 2025 Portage learning

Anatomy & Physiology 1
Homework--Chapter 1

MULTIPLE CHOICE: Choose the one alternative that best completes the statement or answers the question.
Please submit all answers on Blackboard, using the appropriate tool in the “Assignments” folder


1)

Which of the following cavities houses the brain ?
A)

cranial

B)

spinal

C)

thoracic

D)

peritoneal

E)

ventral

2)

The thoracic cavity contains the
A)

pericardial cavity.
B)

pericardial and pleural cavities.
C)

pleural cavities.
D)

coelom.
E)

pelvic cavity.

3)

An increased rate of breathing as a result of an increased buildup of carbon dioxide in the bloodstream would be best
described as an example of ________.
A)

responsiveness

B)

metabolism
C)

, maintaining boundaries

D)

excretion of metabolic waste

4)

The tendency for physiological systems to stabilize an organism’s internal conditions is called
A)

hemopoiesis.
B)

amplification.
C)

self-regulation.
D)

homeostasis.
E)

equilibriosis.

5)

The diaphragm muscle separates the ________ from the ________.
A)

abdominal cavity; pelvic cavity
B)

pericardial sac; pericardial cavity
C)

pleural cavity; mediastinum
D)

pericardial cavity; pleural cavity
E)

thoracic cavity; abdominopelvic cavity

6)

Terms of anatomical direction are used to describe
A)

one body part in relation to another.
B)

living matter.
C)

surgical procedures.
D)

the nervous system.
E)

a supine position.