Prince George Community College » Biology » Bio 2050 - Anatomy and Physiology » Fall 2020

Question #1

This component of a feedback loop senses changes in the body:

A. Inceptor

B. Locomotor

C. Respirator

D. Receptor

Question #2

Essential characteristics of life do not include:

A. reproduction

B. organization

C. respiration

D. metabolism

Question #3

This is an example of positive feedback:

A. Giving birth

B. pH levels of urine vary from 5.2 to 7.8 throughout the day

C. body temperature fluctuates between 99.1 and 98.0

D. none of these

Question #4

This level of organization consists of groups of similar looking cells with its surrounding material working together to perform a function:

A. chemical

B. cellular

C. organ

D. tissue

Question #5

This organ system removes waste products from the blood, regulates pH and water balance:

A. lymphatic

B. endocrine

C. integumentary

D. urinary

Question #6

Responsiveness is the ability of an organism to sense a change in its environment and react to it.

A. FALSE

B. TRUE