Final Exam review Flashcards
_____ is a saturable transport process that requires a carrier protein but does not require ATP energy
Facilitated Diffusion
Calcium ions ________
suppress nervous system function when excessive
During Depolarization of Nerve or Muscle cells, the membrane potential of the cells moves toward the Nernst Potential for _______
Sodium Ions
The inner surfaces of alveoli are coated with _____ to reduce surface tension
Surfactant
_____ are normally unable to enter the urine by filtration across the membranes Bowman’s Capsule
Blood cells
The hormones that increase blood glucose levels primarily through the process of gluconeogenesis is
Cortisol
An increase in breathing without a metabolic need is referred to as ______
Hyperventilation
Excessive loss of gastric juices due to vomiting could lead to ______ and an elevated blood pH
Metabolic Alkalosis
The intrinsic eye muscle that focuses light by controlling the shape of the lens is the ______
Ciliary Body
The dorsal root ganglia in the dorsal roots of the spinal nerves contain neuron cell bodies of _______
Sensory neurons from somatic receptors
Control centers for thirst, appetite, pleasure and body temperature are found in the _________
hypothalamus
Amylase found in saliva begins the digestion of _______
Carbohydrates
The intestinal hormone cholecystokinin _____
Causes the release of bile from the gallbladder
An ability that is usually associated with the “representational” (non-dominant) hemisphere of the cerebral cortex is ______.
Musical Talent
Bile acts to facilitate the digestion of _____ in the small intestine
Fats
_____ joints are freely movable joints lubricated with synovial fluid.
Diarthrotic
Creatine phosphate provides sufficient energy to maintain muscle activity for several hours of strenuous exercise T or F
False
Sustained contraction of skeletal muscles requires continuous high frequency nerve stimulation T or F
True
Of capillaries, arteries, and veins, blood viscosity is fastest through the capillaries
False
In the cardiac cycle, ventricular filling does not begin until after the atria contract T or F
False
In the immune system, T lymphocytes attack cells marked with foreign antigens directly while B lymphocytes release proteins to attack antigens T or F
True
Gas from the large intestine can be flammable and explosive
T or F
True
Like skeletal muscle, only nervous system stimulation can cause contraction of visceral smooth muscles T or F
False
The hormone thyroxine acts to increase the metabolic rate within tissue cells T or False
True
Basophils are newly formed erythrocytes freshly released from the old red bone marrow T or F
False
Obstructive lung diseases are those associated with reduced lung compliance T or F
False
Acidosis leads to the excitation of the nervous system leading to convulsions T or F
False
Neutrophils are “micro-phagocytes” capable of engulfing small bacteria T or F
True
Low blood oxygen due to carbon monoxide poisoning is not sensed by the respiratory control centers because the amount of oxygen dissolved in plasma remains normal T or F
True
Increased influx of negatively charged chloride ions into nerve cells would make it more difficult for them to depolarize T or F
True
The receptors for hearing are examples of mechanoreceptors
T or F
True
The neurotransmitter at the neuromuscular junctions or parasympathetic motor nerves is norepinephrine T or F
False
Target of luteinizing Hormone
Ovaries
Secrete mucus for lubrication
Bulbourethral Glands
Location of seminiferous tubules
Testis
Source of anti-coagulant enzymes to promote sperm motility
Prostrate gland
Composed of erectile tissue like that of the male penis
Clitoris
Peptide hormone targets kidney in response to dehydration
ADH
Promotes milk release from breast tissue
Prolactin
Steroid hormone that targets kidney correcting salt and water loss
Aldosterone
Chronic excess could cause spontaneous bone fractures
Parathyroid Hormone
