BIO 141 FINAL EXAM QUESTIONS WITH COMPLETE
SOLUTIONS
What type of bond is responsible for the surface tension of water? -- Answer ✔✔
Hydrogen bond
Resting membrane potential is due to unequal concentrations of: -- Answer ✔✔ Ions
What type of reaction is A+ B+ Energy→ AB -- Answer ✔✔ Endergonic reaction
Cells in the epidermis of the skin need to be held tightly together so that an
impermeable barrier to fluids is created. What type of junction performs this function? -
- Answer ✔✔ Tight junction
Within the epiphyseal plate, which zone houses actively dividing cartilage cells in their
lacunae? -- Answer ✔✔ Zone of proliferation
All cells in the epidermis arise from mitotic activity in stratum: -- Answer ✔✔ Basale
,A patient has skin that is slightly blue in color. A likely treatment for this person might
be __________. -- Answer ✔✔ Giving the patient supplemental oxygen by mask.
Which of the following is NOT a characteristic of epithelial tissue? -- Answer ✔✔ It
contains abundant blood vessels.
Which of the following is NOT a function of the skeletal system? -- Answer ✔✔
Communication
Hair production occurs at the hair: -- Answer ✔✔ Matrix
Mechanical stress of bones, such as that caused by weight lifting, is detected by: --
Answer ✔✔ Osteocytes, which then communicate to osteoblasts to increase synthesis
of osteoid.
What general tissue type binds, supports, and protects the body? -- Answer ✔✔
Connective
Glands that secrete their products directly into the blood rather than through ducts are
classified as ___________. -- Answer ✔✔ Endocrine
Rickets is a disease characterized by deficient calcification of osteoid tissue due to a
vitamin deficiency. A lack of which vitamin could cause this disease? -- Answer ✔✔
Vitamin D
, While working on your test, you turned the page too quickly and gave yourself a paper
cut. The cut stings but is not bleeding. What explains this result? -- Answer ✔✔ Nerve
endings occur in epithelial tissue but blood vessels do not.
What tissue serves as the model for bones formed during endochondral ossification? --
Answer ✔✔ Hyaline cartilage
Connective tissue extracellular matrix is composed of _______________. -- Answer
✔✔ Fibers & ground substance
A surgeon opens her patient by cutting the integument parallel to the cleavage lines of
the dermis (tension lines). This will result in ____________. -- Answer ✔✔ Faster
healing of the skin and less scarring.
What is NOT an effect of growth hormone? -- Answer ✔✔ Growth hormone
promotes the closure of the epiphyseal plate.
How would the removal of hydroxyapatite crystals from bone matrix affect the physical
properties of a bone? -- Answer ✔✔ The bone would be more flexible.
Protein channels that are situated between cells and create small pores for the passage
of small substances are known as: -- Answer ✔✔ Gap junctions
What type of membrane lines cavities that open to the outside of the body? -- Answer
✔✔ Mucous membrane
SOLUTIONS
What type of bond is responsible for the surface tension of water? -- Answer ✔✔
Hydrogen bond
Resting membrane potential is due to unequal concentrations of: -- Answer ✔✔ Ions
What type of reaction is A+ B+ Energy→ AB -- Answer ✔✔ Endergonic reaction
Cells in the epidermis of the skin need to be held tightly together so that an
impermeable barrier to fluids is created. What type of junction performs this function? -
- Answer ✔✔ Tight junction
Within the epiphyseal plate, which zone houses actively dividing cartilage cells in their
lacunae? -- Answer ✔✔ Zone of proliferation
All cells in the epidermis arise from mitotic activity in stratum: -- Answer ✔✔ Basale
,A patient has skin that is slightly blue in color. A likely treatment for this person might
be __________. -- Answer ✔✔ Giving the patient supplemental oxygen by mask.
Which of the following is NOT a characteristic of epithelial tissue? -- Answer ✔✔ It
contains abundant blood vessels.
Which of the following is NOT a function of the skeletal system? -- Answer ✔✔
Communication
Hair production occurs at the hair: -- Answer ✔✔ Matrix
Mechanical stress of bones, such as that caused by weight lifting, is detected by: --
Answer ✔✔ Osteocytes, which then communicate to osteoblasts to increase synthesis
of osteoid.
What general tissue type binds, supports, and protects the body? -- Answer ✔✔
Connective
Glands that secrete their products directly into the blood rather than through ducts are
classified as ___________. -- Answer ✔✔ Endocrine
Rickets is a disease characterized by deficient calcification of osteoid tissue due to a
vitamin deficiency. A lack of which vitamin could cause this disease? -- Answer ✔✔
Vitamin D
, While working on your test, you turned the page too quickly and gave yourself a paper
cut. The cut stings but is not bleeding. What explains this result? -- Answer ✔✔ Nerve
endings occur in epithelial tissue but blood vessels do not.
What tissue serves as the model for bones formed during endochondral ossification? --
Answer ✔✔ Hyaline cartilage
Connective tissue extracellular matrix is composed of _______________. -- Answer
✔✔ Fibers & ground substance
A surgeon opens her patient by cutting the integument parallel to the cleavage lines of
the dermis (tension lines). This will result in ____________. -- Answer ✔✔ Faster
healing of the skin and less scarring.
What is NOT an effect of growth hormone? -- Answer ✔✔ Growth hormone
promotes the closure of the epiphyseal plate.
How would the removal of hydroxyapatite crystals from bone matrix affect the physical
properties of a bone? -- Answer ✔✔ The bone would be more flexible.
Protein channels that are situated between cells and create small pores for the passage
of small substances are known as: -- Answer ✔✔ Gap junctions
What type of membrane lines cavities that open to the outside of the body? -- Answer
✔✔ Mucous membrane
