Biology Final - Humans
Biology Final - Humans
- 1.The pacemaker of the heart is:
- A.
Atrioventricular valve
- B.
Atrioventricular node
- C.
Sinoatrial node
- D.
Semilunar valve
- 2.Blood low in oxygen and high in carbon dioxide returns to which chamber of the heart?
- A.
Left atrium
- B.
Left ventricle
- C.
Right atrium
- D.
Right ventricle
- 3.The chambers that pump blod out of the heart are the:
- A.
Atria
- B.
Ventricles
- C.
Aorta
- D.
Pulmonary trunk
- 4.The fibers in the matrix of connective tissue are made of
- A.
Carbohydrates
- B.
Proteins
- C.
Nucleic acids
- D.
Lipids
- 5.The primary function of the circulatory system is to:
- A.
Pump blood
- B.
Stay alive
- C.
Stop bleeding
- D.
Transport materials from one part of the body to another
- 6.The portion of the blood that is fluid and acellular is:
- A.
Plasma
- B.
Protein
- C.
Protein
- D.
Formed elements
- 7.Neuroglia cells belong to which of the following tissues?
- A.
Epithelial tissue
- B.
Nervous tissue
- C.
Connective tissue
- D.
Muscle tissue
- 8.Blood, bone, and cartilage are example of:
- A.
Epithelial tissue
- B.
Connective tissue
- C.
Nervous tissue
- D.
Muscle tissue
- 9.Which of the following is NOT considered a basic tissue type?
- A.
Epithelial tissue
- B.
Cartilage tissue
- C.
Nervous tissue
- D.
Muscle tissue
- 10.The three types of muscles are:
- A.
Skeletal, smooth, and cardiac
- B.
Smooth, cardiac, and involuntary
- C.
Skeletal, voluntary, and cardiac
- D.
Skeletal, cardiac, and ridged
- 11.The different types of epithelia are named according to
- A.
Cell size
- B.
Location
- C.
Cell shape and arrangement of layers
- D.
Cell shape and location in the body
- 12.The heart and the blood vessels are seperate organs that form the
- A.
Skeltal system
- B.
Reproductive system
- C.
Circulatory system
- D.
Digestive system
- 13.A group of related organs that have a common function is called a(n)
- A.
System
- B.
Tissue
- C.
Group
- D.
Organism
- 14.From the smallest function units to the largest, the body is organized as follows:
- A.
Cell, system, organ, tissue, body
- B.
System, organ, tissue, cell, body
- C.
Organ, cell, tissue, system, body
- D.
Cell, tissue, organ, system, body
- 15.Goblet cells are found in whcih of the following tissues?
- A.
Nervous tissue
- B.
Epithelium
- C.
Muscle tissue
- D.
Connective tissue
- 16.Blood belongs to which major tissue type?
- A.
Nervous
- B.
Epithelial
- C.
Muscle
- D.
Connective
- 17.The tissue that is highly specialized for contraction is
- A.
Nervous
- B.
Epithelial
- C.
Muscle
- D.
Connective
- 18.Smooth muscle can be found:
- A.
Attached to the skeleton
- B.
In the wrist bones
- C.
At the knee joint
- D.
In internal organs
- 19.The circulation of blood from the heart to the lungs is called:
- A.
Pulmonary circulation
- B.
Systemic circulation
- C.
Coronary circulation
- D.
Renal circulation
- 20.When blood returns to the heart, it returns to the:
- A.
Atria
- B.
Ventricles
- C.
Aorta
- D.
Pulmonary trunk
- 21.Which type of formed element has a nucleus?
- A.
White blood cell
- B.
Red blood cell
- C.
Platelet
- D.
Erythrocyte
- 22.The tissue lining body cavities is the
- A.
Epithelial
- B.
Connective
- C.
Nervous
- D.
Muscle
- 23.The cells that are involved with defense and immunity are:
- A.
Leukocytes
- B.
Erythrocytes
- C.
Platelets
- D.
Red blood cells
- 24.Blood vessels that carry blood away from the heart are:
- A.
Capillaries
- B.
Veins
- C.
Arteries
- D.
Venules
- 25.The "enzyme that doesn't work" in gastric juice is
- A.
HCl
- B.
Mucus
- C.
Pepsinogen
- D.
All of the above
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