Joints and Anatomy Quiz

Which type of muscle fiber appears red due to high myoglobin concentration?

Nervous tissue
Slow twitch muscle fibers (correct)
Intermediate muscle fibers
Fast twitch muscle fibers

Which type of muscle fiber contracts rapidly because myosin hydrolyzes ATP at a rapid rate?

Slow twitch muscle fibers
Nervous tissue
Intermediate muscle fibers
Fast twitch muscle fibers (correct)

Which type of muscle fiber can fatigue easily due to the primary source of ATP being glycolysis?

Slow twitch muscle fibers
Nervous tissue
Fast twitch muscle fibers (correct)
Intermediate muscle fibers

Which type of muscle fiber obtains ATP from both glycolysis and aerobic respiration?

Intermediate muscle fibers (C) Signup and view all the answers

Which type of tissue consists of nerve cells (neurons) and several types of supporting cells?

Nervous tissue (D) Signup and view all the answers

Which of the following is a correct statement about genes and traits?

Genes code for proteins that determine traits. (D) Signup and view all the answers

Which chromosome is the HFE gene associated with?

Chromosome 19 (C) Signup and view all the answers

What is the relationship between alleles and genes?

Alleles are different sequences of the same gene. (A) Signup and view all the answers

What is the main idea behind the concept of fitness tradeoffs?

Organisms need to make a tradeoff between reproduction and immune response due to limited energy. (A) Signup and view all the answers

What is acclimatization/acclimation?

A phenotypic change that occurs in an individual in response to environmental fluctuations. (C) Signup and view all the answers

Which type of skeletal system uses hydrostatic pressure of enclosed body fluids or soft tissues to support the body?

a) Hydrostatic skeletons (A) Signup and view all the answers

What is the main function of an exoskeleton?

b) To enclose and protect the body (B) Signup and view all the answers

Which type of skeleton is composed of rigid levers separated by joints?

c) Endoskeletons (C) Signup and view all the answers

What is the main advantage of a vertebrate endoskeleton?

d) All of the above (D) Signup and view all the answers

What are the three main elements of a vertebrate skeleton?

a) Bones, cartilage, and ligaments (A) Signup and view all the answers

Which of the following is the main function of epithelial tissues?

To protect internal organs (D) Signup and view all the answers

What is the role of epithelial tissues in achieving homeostasis?

To form and maintain an internal environment different from the external environment (B) Signup and view all the answers

What is the function of a thermostat in a feedback system?

To turn the heater on (A) Signup and view all the answers

How do feedback systems usually work?

In antagonistic pairs (D) Signup and view all the answers

When will specific mechanisms of homeostasis be covered?

During the discussion of organ systems (A) Signup and view all the answers

Which of the following best describes adaptation in biology?

A heritable trait that increases an individual's likelihood of survival and reproduction in a specific environment (C) Signup and view all the answers

What is the difference between adaptation and acclimatization?

Adaptation is a genetic change, while acclimatization is a non-genetic change (B) Signup and view all the answers

Which of the following is NOT one of the four types of tissues?

Epithelial tissue (A) Signup and view all the answers

What are the three types of skeletal systems?

Endoskeleton, exoskeleton, and hydrostatic skeleton (B) Signup and view all the answers

How do muscles and skeletal systems function together to facilitate movement?

Muscles contract and relax to move the skeletal system (B) Signup and view all the answers

Which one of these is true about skeletal muscle fibers?

Skeletal muscle fibers are unbranched. (A) Signup and view all the answers

Which one of these is true about smooth muscle?

Smooth muscle is unbranched. (D) Signup and view all the answers

Which one of these is true about cardiac muscle?

Cardiac muscle is responsible for pumping blood throughout the body. (A) Signup and view all the answers

Which one of these is true about myosin and actin?

Myosin is responsible for sliding the actin filaments during contraction. (B) Signup and view all the answers

Which one of these is true about the breast muscles of birds?

The breast muscles of birds are responsible for the contraction and relaxation of the muscles that flap wings. (A) Signup and view all the answers