BIOS 256 COMPREHENSIVE FINAL EXAM
Questions with Verified Correct Answers
Which anatomical plane divides the body into ventral and dorsal sections?
frontal
Which component of a feedback system detects the change or stimuli and sends input
onward?
Receptor
Most homeostatic regulatory mechanisms involve which feedback system?
Negative
A molecule that has an unequal number of protons and neutrons is known as a
___________.
Isotope
What is the name of the serous membrane that lines the surface of the pancreas?
Visceral peritoneum
The antecubital region is _______ to the brachial region.
Distal
Which type of chemical reaction consists of breaking down large molecules into smaller
ones?
Decomposition
, What type of chemical bonds occur when molecules share one or more pairs of electrons
unequally?
Polar covalent
Which of the following macromolecules plays a specific role in producing sex steroids?
Cholesterol
Which organelle specializes in packaging, transporting, and modifying proteins produced
by the rough ER?
Golgi apparatus
Human somatic cells contain how many chromosomes?
46
Which molecule makes up the majority of the plasma membrane?
Phospholipids
Which of the following lipids make up the majority of the plasma membrane?
Phospholipids
Which of the following cells of nervous tissue are responsible for generating electrical
impulses?
Neurons
Which of the following layers of the epidermis undergoes mitosis to replace damaged or
loss cells, pushing old cells upward to be shed?
Questions with Verified Correct Answers
Which anatomical plane divides the body into ventral and dorsal sections?
frontal
Which component of a feedback system detects the change or stimuli and sends input
onward?
Receptor
Most homeostatic regulatory mechanisms involve which feedback system?
Negative
A molecule that has an unequal number of protons and neutrons is known as a
___________.
Isotope
What is the name of the serous membrane that lines the surface of the pancreas?
Visceral peritoneum
The antecubital region is _______ to the brachial region.
Distal
Which type of chemical reaction consists of breaking down large molecules into smaller
ones?
Decomposition
, What type of chemical bonds occur when molecules share one or more pairs of electrons
unequally?
Polar covalent
Which of the following macromolecules plays a specific role in producing sex steroids?
Cholesterol
Which organelle specializes in packaging, transporting, and modifying proteins produced
by the rough ER?
Golgi apparatus
Human somatic cells contain how many chromosomes?
46
Which molecule makes up the majority of the plasma membrane?
Phospholipids
Which of the following lipids make up the majority of the plasma membrane?
Phospholipids
Which of the following cells of nervous tissue are responsible for generating electrical
impulses?
Neurons
Which of the following layers of the epidermis undergoes mitosis to replace damaged or
loss cells, pushing old cells upward to be shed?
