BIOS 251 WEEK 1 QUESTIONS & ANSWERS VERIFIED COMPLETE SOLUTION
Which subspecialty of anatomy studies the structures and function of
... [Show More] cells?
Embryology
Systemic anatomy
Histology
Cell biology
Developmental biology - Correct Ans-Cell biology
Atoms and molecules are part of which level of organization in the human body?
Chemical
Cellular
Tissue
Organ
System - Correct Ans-Chemical
A structure made up of two or more types of tissues that performs a specific set of functions is at what
level of organization?
Chemical
Cellular
Tissue
Organ
System - Correct Ans-Organ
Which system of the body is responsible for elimination of wastes and regulating the volume and
composition of the blood, including production of red blood cells?
Urinary
Respiratory
Digestive
Endocrine
Nervous - Correct Ans-Urinary
The development of specialized cells from unspecialized stem cells is a description of which of the
following basic life processes?
Metabolism
Movement
Growth
Differentiation
Reproduction - Correct Ans-Differentiation
Cells are able to transport materials from one region of the cell to another just as the body is able to
transport substances to different locations, or skeletal muscles (working with your skeleton) can
transport you from the sofa to the refrigerator. What basic life process is illustrated by this description?
Metabolism
Growth
Movement
Differentiation
Reproduction - Correct Ans-Movement
Which of the following situations would represent a serious disruption of the homeostasis of the volume
and composition of body fluids?
Eating a normal meal and drinking a glass of water.
Normal urination.
Sweating on a warm day, but drinking lemonade in the shade afterwards.
Drinking a sports drink after playing a game of basketball with friends.
Becoming dehydrated as your lifeboat drifts on the empty ocean. - Correct Ans-Becoming dehydrated
as your lifeboat drifts on the empty ocean.
The homeostasis of the body is controlled through a series of steps called a feedback system or feedback
loop. One component of such systems is a control center. Which of the following organs would
frequently serve as the control center for a feedback system (remember, the control center evaluates
the disruption to homeostasis, and it also triggers a response)? [Show Less]