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TEAS 7 SCIENCE STUDY GUIDE EXAM QUESTIONS WITH COMPLETE ANSWERS
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TEAS 7 SCIENCE STUDY GUIDE EXAM QUESTIONS WITH COMPLETE ANSWERS
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TEAS 7 SCIENCE STUDY GUIDE EXAMQUESTIONS WITH COMPLETE
ANSWERS
In which of the following areas does protein breakdown begin in the human body?
a) mouth
b) stomach
c) small intestine
d) large intestine - Answer-a) mouth
Which of the following cell types is responsible for the production of soluble antibodies?
a) cytotoxic T cells
b) macropage cell
c) helper t cells
d) B cells - Answer-d) B cells
Which of the following organ systems is responsible for transporting nutrients, wastes,
and other substances through out the human body?
a) respiratory
b) immune
c) nervous
d) circulatory - Answer-d) circulatory
Which of the following is characteristic of the human organism?
a) autotrophic with a genome stored in DNA
b) heterotrophic with a genome stored in DNA
c) autotrophic with a genome stored in RNA
d) heterotrophic with a genome stored in RNA - Answer-b) heterotrophic with a genome
stored in DNA
Which of the following is the function of the lymph nodes in mammals?
a) pump oxygen into tissues spaces
b) store extra glucose for emergencies
c) synthesize hemoglobin for erthrocytes
d) filter debris from intracellular spaces - Answer-d) filter debris from intracellular spaces
The bands in the muscle sarcomere are formed by actin and which of the following
other proteins?
a) myosin
b) dynein
c) keratin
d) myofibril - Answer-a) myosin
,Which of the following structures within a human cell is responsible for recycling the
material no longer functional or needed within the cell?
a) ribosome
b) lysosome
c) mitochondrion
d) nucleolus - Answer-b) lysosome
Which of the following is the correct structure and function of the cell membrane?
a) a double glycoprotein structure with embedded lipid bodies provides shape and
rigidity to the cytoplasm
b) A double layer of phosphate proteins with lipid channels allows molecules to pass
from the inside to the outside of cells
c) nonpolar phosphate heads and polar lips tails form a bilayer to control the transport of
proteins
d) a phospholipid bilayer with embedded proteins regulates molecules entering and
leaving cytoplasm - Answer-d) a phospholipid bilayer with embedded proteins regulates
molecules entering and leaving cytoplasm
Which of the following chemical compounds prevents the lungs from collapsing?
a) mucus
b) surfactant
c) enzymes
d) buffers - Answer-b) surfactant
Which of the following structures diverts food into the esophagus and prevents it from
entering the lungs?
a) uvula
b) soft palate
c) tonsils
d) epiglottis - Answer-d) epiglottis
Which of the following terms related to the respiratory system refers to the voice box for
sound production?
a) pharynx
b) trachea
c) larynx
d) uvula - Answer-c) larynx
Unlike skeletal muscle, cardiac muscle is highly resistant to lactate-mediated fatigue
because cardiac muscle
a) uses aerobic respiration in mitochondria for energy
b) operates with electrical energy supplied by the sinoatrial (SA) node
c) primarily metabolizes glucose using the fermentation pathway
d) does not need oxygen for the production of energy - Answer-a) uses aerobic
respiration in mitochondria for energy
, Which of the following arteries directly supplies oxygenated blood to the reproductive
system?
a) common carotid artery
b) gonadal artery
c) femoral artery
D) subclavian artery - Answer-b) gonadal artery
Which of the following options represents the chromosomal composition of a normal
zygote?
a) 23
b) 46
c) 69
d) 92 - Answer-b) 46
Which of the following cell types provides a waterproofing function for the outer layers of
skin?
a) melanocytes
b) keratinocytes
c) merkel cells
d) langerhans cells - Answer-b) keratinocytes
Which of the following produces progesterone to prepare the uterus for pregnancy?
a) endometrium
b) cervix
c) corpus luteum
d) Fallopian tubes - Answer-c) corpus luteum
Subcutaneous fat can be found in which of the following layers of the skin in the human
body?
a) epidermis
b) dermis
c) hypedermis
d) dermal papillae - Answer-c) hypodermis
Which of the following glands primarily supplies hair shafts and skin with oily
secretionS?
a) eccrine
b) apocrine
c) sebaceous
d) ceruminous - Answer-c) sebaceous
Which of the following glands is the primary producer of insulin?
a) thyroid
b) adrenal
c) pituitary
d) pancreas - Answer-d) pancreas
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