ANSWERS
Protein digestion begins in the _____ and ends in the____ ✔️✔️Stomach/ small intestine
Inability of the pyloric sphincter to open would prevent? ✔️✔️food entering the duodenum
The purpose of pancreatic juice includes ✔️✔️Neutralizing acidic chime
Breaks down fat & starches
Which gland on a hair follicle that supplies the hair shaft and the skin with oily secretions?
✔️✔️Sebaceous gland
Which is the circular muscle that regulates the opening and closing of body aperture?
✔️✔️Sphincter
Which component of phospholipid gives it nonpolar characteristics ✔️✔️Carbon-hydrogen
chains
What is the correct statement regarding the organisms in which photosynthesis and oxidative
respiration occur ✔️✔️Photosynthesis occurs in many prokaryotes and eukaryotes, whereas
oxidative respiration occurs only in aerobic prokaryotes and eukaryotes
,What hormone is released in response to a drop in blood pressure ✔️✔️Aldosterone
Describe the relationship between genes and chromosomes ✔️✔️Genes are DNA sequences
found on chromosomes
Which bone is the large fused bone of the upper jaw that contains teeth ✔️✔️Maxilla
What type of specialized antigen- processing cell that activates T-cells of the immune system?
✔️✔️Dendritic cells
Which chemical bonds is found within a molecule of ammonia NH3 given that N is a highly
electronegative element and has a valence of 5 ✔️✔️Polar covalent bonds
Acid reflux is a condition in which the gastric juices of the stomach flow backward into the
esophagus. What causes acid reflux ✔️✔️The cardiac sphincter does not close tightly
What will likely happen in the case of blocked and injured ureters ✔️✔️Reduced flow of urine
to the bladder
Which cell type confers waterproofing on the outer layers of the skin? ✔️✔️keratinocytes
, A blood pressure reading of 120/70 mm Hg refers to arterial pressures recorded during which of
the following events ✔️✔️Ventricular contraction/ ventricular relaxation
Which anatomical plane divides the body into superior and inferior portions ✔️✔️Transverse
plane
Explain why RNA inside a cell is almost never found as a single-stranded molecule ✔️✔️Short
stretches of complementary sequences can cause RNA to fold back on itself
What term specifically means the intake and expulsion of air using the lungs? ✔️✔️ventilation
Which cells rid the body of dust and other particles that enter the lungs? ✔️✔️Macrophages
Why is water characterized as the universal solvent ✔️✔️Polarity of water molecules
What is true about enzyme catalyzed reactions ✔️✔️The enzyme is not consumed in the
reaction
Which pathogen would be unaffected by treatment with an antibiotic that inhibits ribosome
function? ✔️✔️Viruses