ATI TEAS 7
Biology
1. What is the difference between a homozygous recessive genotype and a homozygous dominant genotype?
- A. Both have the same phenotype, but different genotypes.
- B. Both have the same genotype, but different phenotypes.
- C. Homozygous recessive has two dominant alleles, while homozygous dominant has two recessive alleles.
- D. Homozygous recessive has two identical recessive alleles, while homozygous dominant has two identical dominant alleles.
Correct answer: D
Rationale: Rationale: - Homozygous recessive genotype refers to an individual having two identical recessive alleles for a particular gene (e.g., rr for a trait where r represents the recessive allele). - Homozygous dominant genotype refers to an individual having two identical dominant alleles for a particular gene (e.g., RR for a trait where R represents the dominant allele). - The difference between the two genotypes lies in the specific alleles present in each case, with homozygous recessive having two recessive alleles and homozygous dominant having two dominant alleles. - This genetic difference results in different phenotypes being expressed, as the dominant allele typically masks the expression of the recessive allele in heterozygous individuals.
2. Which of the following is the best guarantee that the patient’s priority needs are met?
- A. Checking with the relative of the patient
- B. Preparing a nursing care plan in collaboration with the patient
- C. Consulting with the physician
- D. Coordinating with other members of the team
Correct answer: B
Rationale: Preparing a nursing care plan in collaboration with the patient is the best guarantee that the patient's priority needs are met because it involves actively involving the patient in their own care. This approach ensures that the patient's preferences, concerns, and priorities are taken into account when planning their care. Checking with the relative of the patient, consulting with the physician, and coordinating with other team members are important aspects of patient care, but collaborating with the patient directly ensures a patient-centered approach that addresses their individual needs and preferences.
3. An Egyptian model pyramid has a square base side length of 10cm and a height of 8cm. What is its volume?
- A. 20 cu cm
- B. 40 cu cm
- C. 80 cu cm
- D. 160 cu cm
Correct answer: D
Rationale: Use the formula for volume of a pyramid: (1/3) * base area * height. Calculate the base area (10cm * 10cm = 100 sq cm) and substitute: (1/3) * 100 sq cm * 8cm = 80 cu cm.
4. In the phrase "a drop in the bucket," "bucket" represents:
- A. A literal container
- B. A large quantity
- C. A specific goal
- D. An obstacle
Correct answer: B
Rationale: The phrase signifies that something is insignificant compared to a much larger amount.
5. Recognize the opposing muscle pair.
- A. Bicep and tricep (Arm flexion and extension)
- B. Hamstring and quadriceps (Knee extension and flexion)
- C. Pectoralis major and pectoralis minor (Chest muscles)
- D. Trapezius and deltoid (Shoulder movement)
Correct answer: A
Rationale: The bicep and tricep muscles are antagonistic muscle pairs, meaning they work in opposition to each other. The bicep is located on the front of the upper arm and is responsible for flexing the elbow joint. The tricep is located on the back of the upper arm and is responsible for extending the elbow joint.
6. Identify the noun clause in the sentence: "My biggest fear is that I wouldn't live life to the fullest."
- A. "My biggest fear"
- B. "that I wouldn't live life to the fullest"
- C. "life"
- D. "the fullest"
Correct answer: B
Rationale: Option B functions as the object of the verb "is," making it a noun clause.
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