Lembaran formula, langkah kaedah utama untuk setiap topik dan 16 soalan latihan, dengan penyelesaian penuh di bahagian belakang.
“Maria ran to the window every time a car passed. At last, a red truck pulled into the driveway, and she rushed to the door shouting, ‘Dad’s home!’” What can you infer?
In the sentence “The patient’s condition deteriorated rapidly overnight, so the team moved her to intensive care,” what does “deteriorated” most likely mean?
Sebuah rak buku setinggi 4 ft 2 in. Berapa inci x itu?
Jadual menunjukkan bilangan sukarelawan di pusat A, B dan C pada 2024 dan 2025. Berapakah min bilangan sukarelawan setahun x̄ di pusat A sepanjang dua tahun itu?
Tulang tengkorak manakah yang mengandungi foramen magnum?
Tumor di puncak paru-paru menyebabkan kelopak mata terkulai, anak mata mengecil dan kehilangan peluh pada sebelah muka yang sama. Laluan manakah yang terganggu?
Albumin plasma yang rendah, seperti dalam penyakit hati teruk, menyebabkan edema terutamanya kerana:
Penyesuaian manakah yang berkembang selama beberapa hari hingga minggu di altitud tinggi?
Which is the correct way to write the scientific name of the gut bacterium?
The rate of an enzyme reaction rises as substrate is added but then levels off, even when more substrate is added. Why?
Which nuclear process powers the Sun?
A reaction should produce 2 mol of a product with a molar mass of 30 g/mol, but only 48 g is collected. What is the percent yield?
Which sentence uses a comma correctly between adjectives?
What is the function of the underlined phrase? “To become a nurse is her goal.”
Choose the meaning of the word in bold: “The patient’s compliance with treatment was excellent.”
What does the term tachycardia mean?
Jawapan: C · Maria had been waiting eagerly for her father.
Running to the window repeatedly and rushing to the door show that she was eagerly waiting for her father to come home.
Jawapan: D · Became worse
Moving the patient to intensive care suggests her condition became worse.
Jawapan: x = 50 in
Penukaran unit: darabkan dengan faktor yang sama dengan 1, ditulis supaya unit lama terbatal: 3 ft × 12 in/1 ft = 36 in. Panjang metrik: 1 km = 1000 m, 1 m = 100 cm = 1000 mm, 1 cm = 10 mm. Unit adat AS: 1 ft = 12 in, 1 yd = 3 ft, 1 mi = 5280 ft; 1 gal = 4 qt, 1 qt = 2 pt, 1 pt = 2 cawan; 1 ton = 2000 lb. Masa: 1 h = 60 min, 1 min = 60 s, 1 hari = 24 h, 1 minggu = 7 hari. Unit yang lebih kecil memberikan nombor yang lebih besar.
Jawapan: x̄ = 245
Min, median, mod dan julat: min (purata) ialah hasil tambah dibahagi dengan bilangan nilai. Median ialah nilai tengah apabila nilai disusun; dengan bilangan nilai genap ia ialah min bagi dua nilai tengah. Mod ialah nilai yang paling kerap muncul. Julat ialah nilai terbesar tolak nilai terkecil.
Jawapan: B · Tulang oksipital
Foramen magnum ialah bukaan besar pada tulang oksipital yang dilalui oleh medula oblongata apabila ia bersambung sebagai saraf tunjang.
Jawapan: D · Rantai simpatetik serviks
Ini sindrom Horner: ptosis, miosis dan anhidrosis akibat gangguan gentian simpatetik, di sini oleh tumor apeks (Pancoast) yang menekan rantai simpatetik.
Jawapan: A · Tekanan onkotik plasma jatuh
Albumin menjana kebanyakan tekanan onkotik plasma yang menarik cecair kembali ke dalam kapilari. Apabila ia jatuh, lebih banyak cecair kekal dalam tisu.
Jawapan: C · Paras eritropoietin yang lebih tinggi dan lebih banyak sel darah merah
Hipoksia merangsang EPO dan penghasilan sel darah merah, menaikkan kapasiti membawa oksigen. Hiperventilasi menyebabkan alkalosis, yang diimbangi oleh buah pinggang dengan merembeskan bikarbonat.
Jawapan: B · Escherichia coli
Scientific names are written in italics (or underlined by hand), with the genus first and capitalised and the species name second in lower case. It can be shortened to E. coli after first use.
Jawapan: C · All the active sites are occupied
At high substrate levels every active site is in use, so the enzyme is saturated and works at its maximum rate. Only adding more enzyme would raise the rate further.
Jawapan: A · Fusion of hydrogen nuclei to form helium
In the Sun's core, hydrogen nuclei fuse into helium. Fusion needs enormous temperature and pressure and releases huge amounts of energy.
Jawapan: B · 80%
Theoretical yield = 2 mol × 30 g/mol = 60 g. Percent yield = 48 ÷ 60 × 100 = 80%.
Jawapan: B · It was a long, tiring shift.
“Long” and “tiring” are coordinate adjectives (long and tiring), so a comma separates them. No comma goes between the last adjective and the noun.
Jawapan: D · An infinitive phrase used as the subject
“To become a nurse” is an infinitive phrase (to + verb) that acts as a noun and is the subject of “is”. It has no subject and verb of its own, so it is not a clause.
Jawapan: B · Following the treatment as instructed
Compliance (or adherence) means following the agreed treatment plan.
Jawapan: D · A fast heart rate
Tachy- (fast) + cardi/o (heart): a heart rate above the normal range. A slow rate is bradycardia.
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