BSC 215

1. List and briefly describe the six main functions of the skeletal system. Ans: The skeletal system is used for support for the soft tissues of the body and as attachment sites for tendons of most skeletal muscles. The skeletal system also functions in protection for the internal organs. The skeletal system assists in movement working together with the muscle system. Skeletal system aids in mineral (calcium and phosphorus) homeostasis by storing several minerals and releasing them into th...

Which of the three spinal meninges is the most superficial? a. Arachnoid mater b. Dura mater c. Menix mater d. Pia mater e. Epi mater Ans: B Difficulty: medium Feedback: 13.1 2. Which of the below contains cerebrospinal fluid? a. Epidural space b. Subarachnoid space c. Dural space d. Meninx e. Pia mater Ans: B Difficulty: medium Feedback: 13.1 3. Denticulate ligaments are thickenings of : a. Arachnoid mater b. Pia mater c. Dura mater d. Interstitial fluid e. Subdural space...

. What are the three main parts of a eukaryotic cell? a. Plasma membrane, organelles, cytoplasm b. Plasma membrane, organelles, nucleus c. Plasma membrane, cytoplasm, organelles d. Plasma membrane, cytoplasm, nucleus e. Plasma membrane, cytosol, organelles Ans: D Difficulty: medium Feedback: 3.1 Essay 2. Briefly describe the fluid mosaic model. Ans: The fluid mosaic model represents the molecular arrangement of the plasma membrane as an ever moving sea of fluid lipids that contain a ...

1. A single sensory neuron can have how many modalities? a. One b. Dozens c. Hundreds d. Thousands e. None Ans: A Difficulty: easy Feedback: 16.1 2. Which of the following is not an event in the process of sensation? a. Stimulation of sensory receptors b. Transduction of the stimulus c. Transmission of the synapse d. Generation of impulses e. Integration of sensory input. Ans: C Difficulty: easy Feedback: 16.1 3. These are sensory receptors that are located in blood vessels and...

Multiple Choice 1. Which of the following is not one of the main tissue types found in the human body? a. epithelial b. connective c. myocardial d. muscle e. nervous Ans: C Difficulty: easy Feedback: 4.1 2. This type of cell junction anchors adjacent cells and resists their separation during contractile activities. a. tight and hemidesmosome b. gap and tight c. adherens and desmosome d. desmosome and gap e. hemidesmosome and tight Ans: C Difficulty: medium Feedback: 4.2 3. T...