The nurse is teaching the students in their obstetric rotation about fertilization. For fertilization to occur, what portion of the sperm must enter the ovum?
1. The entire sperm
2. Only the head
3. Only the tail
4. Either the head or the tail
2
Rationale 1: The entire sperm does not have to enter the ova.
Rationale 2: Only the head of the sperm enters the ovum in a twofold process known as capacitation and acrosomal reaction.
Rationale 3: The tail of the sperm does not have to enter the ovum in order to fertilize it.
Rationale 4: The tail of the sperm does not have to enter the ovum in order to fertilize it.
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The nurse is explaining concepts associated with pain to a group of patient family members. A question is asked about pain tolerance. The nurse explains that: Standard Text: Select all that apply
1. Pain tolerance varies greatly among people. 2. Pain tolerance is the automatic reaction of the body that often protects the individual from further harm. 3. Pain tolerance can increase with age. 4. Pain tolerance is a painful sensation perceived in a body part that is missing. 5. Pain tolerance is the amount of pain stimulation a person requires to feel pain.
The nurse is teaching a group of young adults about carcinogens and ways to help in the prevention of cancer. The nurse determines that further teaching is needed when a member of the group states:
1. "Taking estrogens can increase my risk for developing cancer." 2. "I might be at a higher risk for developing cancer after age 55." 3. "If my family and I continue to enjoy the sun, we will all develop malignant melanoma." 4. "Some risk factors, such as smoking, can be altered by a person."
A client has nephrotic syndrome. Which finding shows that therapy is effective?
a. Serum albumin level, 2.8 g/dL b. Serum albumin level, 4 g/dL c. Urine protein level, 3.7 g/24 hr d. Potassium, 4.2 mEq/L
The nurse providing preoperative care to a client who is scheduled for a left mastectomy and axillary lymph node dissection notes that the client is wearing a wedding band on her left ring finger. Which action should the nurse take?
A. Tape the wedding band in place B. Explain to the client why the wedding band must be removed C. Ask the client whether she would like to remove the wedding band or wear it to surgery D. Ask the client to sign a release to free the hospital of responsibility if the wedding band is lost during surgery