Which of the following best describes hormones?
1.secreted into ducts
2.produced in large quantities
3.travel through neurons
4.coordinate body activities - ANSWER 4. coordinate body activites
Which large cells start as monocytes in the blood, but become fixed in the tissue they
protect?
1.erythrocytes
2.macrophages
3.basophils
4.lymphocytes
5.neutrophils - ANSWER 2. macrophages
3. Which of the following is a step in blood coagulation?
1.HbO2 > Hb + O2
2.pepsinogen > pepsin
3.thrombin > prothrombin
4.fibrinogen > fibrin - ANSWER 4. fibrinogen > fibrin
Hyaline cartilage gives:
1.flexibility to the outer ear
2.binding strength to pubic symphysis
3.structural strength to the trachea
4.tensile strength to bone - ANSWER 3. structural strength to the trachea
Which of the digestive processes increases surface area of food?
1.mechanical digestion
2.absorption
3.chemical digestion
4.expulsion - ANSWER 1. mechanical digestion
Which describes a protein?
1.source of nitrogenous wastes
2.made up of amino acids
3.makes up keratin and enzymes
4.includes fructose and glucose
5.1, 2, & 3 are correct
6.1 - 4 are correct - ANSWER 1, 2, & 3 are correct
Which detects solute concentrations in the blood?
1.baroreceptors
,2.valves of veins
3.valves of lymphatic vessels
4.chemoreceptors
5.photoreceptors - ANSWER chemoreceptors
Which gland contributes alkaline fluid, fibrinogen, citrate, enzymes, & PSA to semen?
1.prostate
2.seminiferous tubules
3.bulbourethral gland
4.seminal vesicles
5.ejaculatory duct - ANSWER prostate
What blood type does this show?
1.AB+
2.A -
3.B +
4.O +
5.A + - ANSWER A +
What is the primary role of the cell with a nucleus shown below?
1.2nd line of defense
2.carry oxygen
3.carry carbon dioxide
4.Communication
5.1st line of defense - ANSWER 2nd line of defense
Which hormone stimulates red blood cell production?
1.insulin
2.glucagon
3.ANP
4.erythropoietin
5.calcitonin - ANSWER erythropoietin
Which of these ideas is INCORRECT?
1.Coronary arteries supply oxygenated blood to heart
2.The ductus arteriosus helps blood bypass fetal lungs
3.Carbon dioxide in blood increases respiratory rate
4.Pulmonary arteries bring oxygenated blood to lungs - ANSWER Pulmonary arteries
bring oxygenated blood to lungs
Are antihistamines part of the inflammatory response?
1.yes, these support this response
2.no, these are found at Walgreen's
3.yes, these cause redness & swelling
4.no, these cause vessel dilation & toxin dilution - ANSWER no, these are found at
Walgreen's
, The maximal air volume that can be expired at once:
1.vital capacity
2.tidal volume
3.inspiratory reserve volume
4.expiratory reserve volume
5.residual volume - ANSWER vital capacity
Which of the following is CORRECT?
1.filtration is from the Bowman's capsule to the glomerulus
2.secretion is from the peritubular capillaries to renal tubules (nephron)
3.reabsorption is from the renal tubules to the collecting ducts - ANSWER secretion is
from the peritubular capillaries to renal tubules (nephron)
What is the major site of both chemical digestion and absorption?
1.colon
2.rectum
3.stomach
4.duodenum
5.esophagus - ANSWER duodenum
The imbalance in charge between oxygen & hydrogen in water molecule:
1.helps makes water a universal solvent
2.makes water a strong electrolyte
3.causes water to lack surface tension
4.makes heat of vaporization low - ANSWER 1. helps makes water a universal solvent`
Which is NOT correct?
1.Chlamydia is the most common STD in the USA
2.N wastes come from proteins (specifically - amino acids)
3.The ovum is the final product of the process of oogenesis
4.Primary spermatocytes have the same # of chromosomes as secondary
spermatocytes - ANSWER Primary spermatocytes have the same # of chromosomes as
secondary spermatocytes
Which heart valve prevents backflow of blood from the left ventricle to the left atrium?
1.tricuspid
2.aortic semilunar
3.bicuspid
4.pulmonary semilunar - ANSWER bicuspid
Hydrostatic pressure in the interstitial tissue spaces may have which of the following
effects?
1.opening the lymphatic minivalves
2.lowering fluid return to venous capillaries
3.raising osmotic pressure in lymphatic capillaries