Review & Exam Prep
Which apply to positive feedback
1) The effector drives the variable back to a set point.
2)A change is amplified, driving the body away from homeostasis.
3)Homeostasis is maintained by the effector opposing a change in the variable
4)The change in a variable is increased until a climactic event occurs. - ANS ✔✔2) and 3)
Which of the following is a function of the ribosome?
a) Translation of proteins
b)Site of lipid synthesis
c)Site of most energy production
d)Repository of genetic information - ANS ✔✔a)
what is the correct anatomic directional term for "at the back side of the human body"? - ANS
✔✔Dorsal
When an organism senses and reacts to changes in their internal or external environments, this
is an example of.... - ANS ✔✔responsiveness
Homeostasis is best described as...... - ANS ✔✔the maintenance of a stable internal
environment despite a changing external environment.
Which of the following are characteristics of all living things?
a)Has a brain
b)Metabolism
, c)Reproduction
d)Responsiveness
e)Mobility
f)Regulation - ANS ✔✔a), b), c), d), e)
Cephalic is to head as deltoid is to...... - ANS ✔✔shoulder
The abdominopelvic region that is the superior region in the middle column, and typically
contains the duodenum, part of the liver, and part of the stomach is the _____________ region.
- ANS ✔✔the epigastric region
Membrane proteins that penetrate deeply into the lipid bilayer and can possibly extend from
one surface to the other are called __________ proteins whereas other proteins that are
attached to either the inner or the outer surface of the lipid bilayer are called __________
proteins. - ANS ✔✔integral; peripheral
If a gland secretes its products through a duct to the surface of the small intestine epithelium, it
must be an.... - ANS ✔✔exocrine gland.
A thin extracellular layer upon which an epithelium rests is called a(n).... - ANS ✔✔basement
membrane.
Indicate the functions of connective tissue:
a) Physical support
b) Physical protection
c) Storage of adipocytes and calcium
d) Transport via the blood
e) Absorption of nutrients - ANS ✔✔a), b), c), e)