Phagocytic cells that are permanent residents of specific tissues and organs are called
A) monocytes.
B) neutrophils.
C) leukocytes.
D) fixed macrophages.
E) local macrophages.
Which of the following is true about the atrial reflex?
A) also called Bainbridge reflex
B) triggered by atrial stretch receptors
C) triggered by increasing venous return
D) depends on sympathetic innervation
E) All of the answers are correct.
The process of lymphopoiesis occurs mainly in the
A) spleen.
B) kidneys.
C) lymph nodes.
D) red bone marrow.
E) thymus.
The superior portion of the heart where major blood vessels enter and exit is the
A) apex.
B) hilum.
C) base.
D) septum.
E) mediastinum.
Which of the following statements regarding erection is true?
A) It involves parasympathetic stimulation.
B) Vascular channels in the erectile tissue become engorged with blood.
C) Dilation of penile arteries occurs.
D) It involves nitric oxide production by neurons.
E) All of the answers are correct.
Which of the following is not a function of the digestive system?
A) mechanical processing
B) absorption
C) secretion
D) ingestion
E) filtration
Usually found outside the capsule, ________ protect the articular cartilages and act as
packing material for the joint.
A) ligaments
B) tendons
C) bursae
D) menisci
E) fat pads
Which of the following statements is false regarding the female reproductive tract?
A) Acidity in the vagina kills most sperm.
B) The uterus contains large amounts of fructose nutrients.
C) The size of breasts is primarily determined by adipose tissue.
D) Cervical cancer is caused by a virus.
E) The inner wall layer of the vagina consists of stratified squamous epithelium, like the
skin.
Which of the following is/are sometimes called “prickling pain”?
A) mechanical damage
B) proprioception
C) extremes of temperature
D) fast pain
E) fast and slow pain
The presence of ________ dramatically increases the speed at which an action potential
moves along an axon.
A) a capsule
B) plasma protein
C) neurilemma
D) glial cells
E) myelin
________ reflexes activate skeletal muscles.
A) Involuntary
B) Cranial
C) Spinal
D) Autonomic
E) Somatic
An infection and inflammation of the aggregated lymphatic nodules in the pharynx is
called
A) laryngitis.
B) lymph edema.
C) tonsillitis.
D) indigestion.
E) lymphosis.
In a(n) ________ synapse, current flows directly between cells.
A) electrical
B) cell
C) chemical
D) osmotic
E) gap